ceph_base_object_test.go

/*
Copyright 2016 The Rook Authors. All rights reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package integration

import (
	"context"
	"encoding/json"
	"fmt"
	"io/ioutil"
	"os"
	"path/filepath"
	"strconv"
	"testing"
	"time"

	cephv1 "github.com/rook/rook/pkg/apis/ceph.rook.io/v1"
	"github.com/rook/rook/pkg/operator/k8sutil"
	"github.com/rook/rook/tests/framework/clients"
	"github.com/rook/rook/tests/framework/utils"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
	"github.com/stretchr/testify/suite"
	v1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

const (
	// #nosec G101 since this is not leaking any hardcoded credentials, it's just the secret name
	objectTLSSecretName = "rook-ceph-rgw-tls-test-store-csr"
)

var (
	userid                 = "rook-user"
	userdisplayname        = "A rook RGW user"
	bucketname             = "smokebkt"
	ObjBody                = "Test Rook Object Data"
	ObjectKey1             = "rookObj1"
	ObjectKey2             = "rookObj2"
	ObjectKey3             = "rookObj3"
	ObjectKey4             = "rookObj4"
	contentType            = "plain/text"
	obcName                = "smoke-delete-bucket"
	region                 = "us-east-1"
	maxObject              = "2"
	newMaxObject           = "3"
	bucketStorageClassName = "rook-smoke-delete-bucket"
	maxBucket              = 1
	maxSize                = "100000"
	userCap                = "read"
)

// Test Object StoreCreation on Rook that was installed via helm
func runObjectE2ETestLite(t *testing.T, helper *clients.TestClient, k8sh *utils.K8sHelper, namespace, storeName string, replicaSize int, deleteStore bool, enableTLS bool) {
	andDeleting := ""
	if deleteStore {
		andDeleting = "and deleting"
	}
	logger.Infof("test creating %s object store %q in namespace %q", andDeleting, storeName, namespace)

	createCephObjectStore(t, helper, k8sh, namespace, storeName, replicaSize, enableTLS)

	if deleteStore {
		t.Run("delete object store", func(t *testing.T) {
			deleteObjectStore(t, k8sh, namespace, storeName)
			assertObjectStoreDeletion(t, k8sh, namespace, storeName)
		})
	}
}

// create a CephObjectStore and wait for it to report ready status
func createCephObjectStore(t *testing.T, helper *clients.TestClient, k8sh *utils.K8sHelper, namespace, storeName string, replicaSize int, tlsEnable bool) {
	logger.Infof("Create Object Store %q with replica count %d", storeName, replicaSize)
	rgwServiceName := "rook-ceph-rgw-" + storeName
	if tlsEnable {
		t.Run("generate TLS certs", func(t *testing.T) {
			generateRgwTlsCertSecret(t, helper, k8sh, namespace, storeName, rgwServiceName)
		})
	}
	t.Run("create CephObjectStore", func(t *testing.T) {
		err := helper.ObjectClient.Create(namespace, storeName, int32(replicaSize), tlsEnable)
		assert.Nil(t, err)
	})

	t.Run("wait for RGWs to be running", func(t *testing.T) {
		// check that ObjectStore is created
		logger.Infof("Check that RGW pods are Running")
		for i := 0; i < 24 && k8sh.CheckPodCountAndState("rook-ceph-rgw", namespace, 1, "Running") == false; i++ {
			logger.Infof("(%d) RGW pod check sleeping for 5 seconds ...", i)
			time.Sleep(5 * time.Second)
		}
		assert.True(t, k8sh.CheckPodCountAndState("rook-ceph-rgw", namespace, replicaSize, "Running"))
		logger.Info("RGW pods are running")
		logger.Infof("Object store %q created successfully", storeName)
	})

	ctx := context.TODO()

	// Check object store status
	t.Run("verify object store status", func(t *testing.T) {
		retryCount := 30
		i := 0
		for i = 0; i < retryCount; i++ {
			objectStore, err := k8sh.RookClientset.CephV1().CephObjectStores(namespace).Get(ctx, storeName, metav1.GetOptions{})
			assert.Nil(t, err)
			if objectStore.Status == nil || objectStore.Status.BucketStatus == nil {
				logger.Infof("(%d) object status check sleeping for 5 seconds ...%+v", i, objectStore.Status)
				time.Sleep(5 * time.Second)
				continue
			}
			logger.Info("objectstore status is", objectStore.Status)
			if objectStore.Status.BucketStatus.Health == cephv1.ConditionFailure {
				logger.Infof("(%d) bucket status check sleeping for 5 seconds ...%+v", i, objectStore.Status.BucketStatus)
				time.Sleep(5 * time.Second)
				continue
			}
			assert.Equal(t, cephv1.ConditionConnected, objectStore.Status.BucketStatus.Health)
			// Info field has the endpoint in it
			assert.NotEmpty(t, objectStore.Status.Info)
			assert.NotEmpty(t, objectStore.Status.Info["endpoint"])
			break
		}
		if i == retryCount {
			t.Fatal("bucket status check failed. status is not connected")
		}
	})

	t.Run("verify RGW service is up", func(t *testing.T) {
		assert.True(t, k8sh.IsServiceUp("rook-ceph-rgw-"+storeName, namespace))
	})
}

func deleteObjectStore(t *testing.T, k8sh *utils.K8sHelper, namespace, storeName string) {
	err := k8sh.DeleteResourceAndWait(false, "-n", namespace, "CephObjectStore", storeName)
	assert.NoError(t, err)
	// wait initially for the controller to detect deletion. Almost always enough, but not
	// waiting immediately after this will almost always fail the first check in the loop
	time.Sleep(4 * time.Second)
}

func assertObjectStoreDeletion(t *testing.T, k8sh *utils.K8sHelper, namespace, storeName string) {
	store := &cephv1.CephObjectStore{}
	i := 0
	retry := 10
	sleepTime := 3 * time.Second
	for i = 0; i < retry; i++ {
		storeStr, err := k8sh.GetResource("-n", namespace, "CephObjectStore", storeName, "-o", "json")
		assert.NoError(t, err)
		logger.Infof("store: \n%s", storeStr)

		err = json.Unmarshal([]byte(storeStr), &store)
		assert.NoError(t, err)

		cond := cephv1.FindStatusCondition(store.Status.Conditions, cephv1.ConditionDeletionIsBlocked)
		if cond == nil {
			logger.Infof("waiting for CephObjectStore %q to have a deletion condition", storeName)
			time.Sleep(sleepTime)
			continue
		}
		if cond.Status == v1.ConditionFalse && cond.Reason == cephv1.ObjectHasNoDependentsReason {
			// no longer blocked by dependents
			time.Sleep(5 * time.Second) // Let's give some time to the object to be updated
			break
		}
		logger.Infof("waiting 3 more seconds for CephObjectStore %q to be unblocked by dependents", storeName)
		time.Sleep(sleepTime)
	}
	assert.NotEqual(t, retry, i)

	assert.Equal(t, cephv1.ConditionDeleting, store.Status.Phase) // phase == "Deleting"
	// verify deletion is NOT blocked b/c object has dependents
	cond := cephv1.FindStatusCondition(store.Status.Conditions, cephv1.ConditionDeletionIsBlocked)
	assert.Equal(t, v1.ConditionFalse, cond.Status)
	assert.Equal(t, cephv1.ObjectHasNoDependentsReason, cond.Reason)

	err := k8sh.WaitUntilResourceIsDeleted("CephObjectStore", namespace, storeName)
	assert.NoError(t, err)
}

func createCephObjectUser(
	s suite.Suite, helper *clients.TestClient, k8sh *utils.K8sHelper,
	namespace, storeName, userID string,
	checkPhase, checkQuotaAndCaps bool) {

	maxObjectInt, err := strconv.Atoi(maxObject)
	assert.Nil(s.T(), err)
	logger.Infof("creating CephObjectStore user %q for store %q in namespace %q", userID, storeName, namespace)
	cosuErr := helper.ObjectUserClient.Create(userID, userdisplayname, storeName, userCap, maxSize, maxBucket, maxObjectInt)
	assert.Nil(s.T(), cosuErr)
	logger.Infof("Waiting 5 seconds for the object user %q to be created", userID)
	time.Sleep(5 * time.Second)
	logger.Infof("Checking to see if user %q secret has been created", userID)
	for i := 0; i < 6 && helper.ObjectUserClient.UserSecretExists(namespace, storeName, userID) == false; i++ {
		logger.Infof("(%d) secret check sleeping for 5 seconds ...", i)
		time.Sleep(5 * time.Second)
	}

	checkCephObjectUser(s, helper, k8sh, namespace, storeName, userID, checkPhase, checkQuotaAndCaps)
}

func checkCephObjectUser(
	s suite.Suite, helper *clients.TestClient, k8sh *utils.K8sHelper,
	namespace, storeName, userID string,
	checkPhase, checkQuotaAndCaps bool,
) {
	logger.Infof("checking object store \"%s/%s\" user %q", namespace, storeName, userID)
	assert.True(s.T(), helper.ObjectUserClient.UserSecretExists(namespace, storeName, userID))

	userInfo, err := helper.ObjectUserClient.GetUser(namespace, storeName, userID)
	assert.NoError(s.T(), err)
	assert.Equal(s.T(), userID, userInfo.UserID)
	assert.Equal(s.T(), userdisplayname, *userInfo.DisplayName)

	if checkPhase {
		// status.phase doesn't exist before Rook v1.6
		phase, err := k8sh.GetResource("--namespace", namespace, "cephobjectstoreuser", userID, "--output", "jsonpath={.status.phase}")
		assert.NoError(s.T(), err)
		assert.Equal(s.T(), k8sutil.ReadyStatus, phase)
	}
	if checkQuotaAndCaps {
		// following fields in CephObjectStoreUser CRD doesn't exist before Rook v1.7.3
		maxObjectInt, err := strconv.Atoi(maxObject)
		assert.Nil(s.T(), err)
		maxSizeInt, err := strconv.Atoi(maxSize)
		assert.Nil(s.T(), err)
		assert.Equal(s.T(), maxBucket, userInfo.MaxBuckets)
		assert.Equal(s.T(), int64(maxObjectInt), *userInfo.UserQuota.MaxObjects)
		assert.Equal(s.T(), int64(maxSizeInt), *userInfo.UserQuota.MaxSize)
		assert.Equal(s.T(), userCap, userInfo.Caps[0].Perm)
	}
}

func objectStoreCleanUp(s suite.Suite, helper *clients.TestClient, k8sh *utils.K8sHelper, namespace, storeName string) {
	logger.Infof("Delete Object Store (will fail if users and buckets still exist)")
	err := helper.ObjectClient.Delete(namespace, storeName)
	assert.Nil(s.T(), err)
	logger.Infof("Done deleting object store")
}

func generateRgwTlsCertSecret(t *testing.T, helper *clients.TestClient, k8sh *utils.K8sHelper, namespace, storeName, rgwServiceName string) {
	ctx := context.TODO()
	root, err := utils.FindRookRoot()
	require.NoError(t, err, "failed to get rook root")
	tlscertdir, err := ioutil.TempDir(root, "tlscertdir")
	require.NoError(t, err, "failed to create directory for TLS certs")
	defer os.RemoveAll(tlscertdir)
	cmdArgs := utils.CommandArgs{Command: filepath.Join(root, "tests/scripts/generate-tls-config.sh"),
		CmdArgs: []string{tlscertdir, rgwServiceName, namespace}}
	cmdOut := utils.ExecuteCommand(cmdArgs)
	require.NoError(t, cmdOut.Err)
	tlsKeyIn, err := ioutil.ReadFile(filepath.Join(tlscertdir, rgwServiceName+".key"))
	require.NoError(t, err)
	tlsCertIn, err := ioutil.ReadFile(filepath.Join(tlscertdir, rgwServiceName+".crt"))
	require.NoError(t, err)
	tlsCaCertIn, err := ioutil.ReadFile(filepath.Join(tlscertdir, rgwServiceName+".ca"))
	require.NoError(t, err)
	secretCertOut := fmt.Sprintf("%s%s%s", tlsKeyIn, tlsCertIn, tlsCaCertIn)
	tlsK8sSecret := &v1.Secret{
		ObjectMeta: metav1.ObjectMeta{
			Name:      storeName,
			Namespace: namespace,
		},
		Data: map[string][]byte{
			"cert": []byte(secretCertOut),
		},
	}
	_, err = k8sh.Clientset.CoreV1().Secrets(namespace).Create(ctx, tlsK8sSecret, metav1.CreateOptions{})
	require.Nil(t, err)
}